rat hole
n.— «She also started to learn the offshore patois used to describe the different parts of the platform: the dog house, the monkey board, the rat hole, the cat walk.» —“Taking oil painting to a whole new platform” by Susan Mansfield The Scotsman (Scotland) Nov. 16, 2004. (source: Double-Tongued Dictionary)
Further reading
Smoko is slang for “a cigarette break.” It’s used in Australia and also at a British research station in Antarctica. This is part of a complete episode.
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